Journal articles on the topic 'Laser keyhole'
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Cunningham, Ross, Cang Zhao, Niranjan Parab, Christopher Kantzos, Joseph Pauza, Kamel Fezzaa, Tao Sun, and Anthony D. Rollett. "Keyhole threshold and morphology in laser melting revealed by ultrahigh-speed x-ray imaging." Science 363, no. 6429 (February 21, 2019): 849–52. http://dx.doi.org/10.1126/science.aav4687.
Al-Aloosi, Raghad Ahmed, Zainab Abdul-Kareem Farhan, and Ahmad H. Sabry. "Remote laser welding simulation for aluminium alloy manufacturing using computational fluid dynamics model." Indonesian Journal of Electrical Engineering and Computer Science 27, no. 3 (September 1, 2022): 1533. http://dx.doi.org/10.11591/ijeecs.v27.i3.pp1533-1541.
Fabbro, Remy. "Depth Dependence and Keyhole Stability at Threshold, for Different Laser Welding Regimes." Applied Sciences 10, no. 4 (February 21, 2020): 1487. http://dx.doi.org/10.3390/app10041487.
Zhao, Cang, Niranjan D. Parab, Xuxiao Li, Kamel Fezzaa, Wenda Tan, Anthony D. Rollett, and Tao Sun. "Critical instability at moving keyhole tip generates porosity in laser melting." Science 370, no. 6520 (November 26, 2020): 1080–86. http://dx.doi.org/10.1126/science.abd1587.
Ur Rehman, Asif, Muhammad Arif Mahmood, Fatih Pitir, Metin Uymaz Salamci, Andrei C. Popescu, and Ion N. Mihailescu. "Keyhole Formation by Laser Drilling in Laser Powder Bed Fusion of Ti6Al4V Biomedical Alloy: Mesoscopic Computational Fluid Dynamics Simulation versus Mathematical Modelling Using Empirical Validation." Nanomaterials 11, no. 12 (December 3, 2021): 3284. http://dx.doi.org/10.3390/nano11123284.
Dong, William, Jason Lian, Chengpo Yan, Yiran Zhong, Sumanth Karnati, Qilin Guo, Lianyi Chen, and Dane Morgan. "Deep-Learning-Based Segmentation of Keyhole in In-Situ X-ray Imaging of Laser Powder Bed Fusion." Materials 17, no. 2 (January 21, 2024): 510. http://dx.doi.org/10.3390/ma17020510.
Jin, Xiangzhong, Yuanyong Cheng, Licheng Zeng, Yufeng Zou, and Honggui Zhang. "Multiple Reflections and Fresnel Absorption of Gaussian Laser Beam in an Actual 3D Keyhole during Deep-Penetration Laser Welding." International Journal of Optics 2012 (2012): 1–8. http://dx.doi.org/10.1155/2012/361818.
Lai, Wai Jun, Supriyo Ganguly, and Wojciech Suder. "Study of the effect of inter-pass temperature on weld overlap start-stop defects and mitigation by application of laser defocusing." International Journal of Advanced Manufacturing Technology 114, no. 1-2 (March 8, 2021): 117–30. http://dx.doi.org/10.1007/s00170-021-06851-8.
Hao, Zhongjia, Huiyang Chen, Xiangzhong Jin, and Zuguo Liu. "Comparative Study on the Behavior of Keyhole in Analogy Welding and Real Deep Penetration Laser Welding." Materials 15, no. 24 (December 16, 2022): 9001. http://dx.doi.org/10.3390/ma15249001.
Henze, Insa, and Peer Woizeschke. "Laser Keyhole Brazing." PhotonicsViews 18, S1 (February 2021): 30–31. http://dx.doi.org/10.1002/phvs.202100013.
Hong, Wang, Ling Yun Wang, and Ri Sheng Li. "Porosity Formation after the Irradiation Termination of Laser." Advanced Materials Research 800 (September 2013): 201–4. http://dx.doi.org/10.4028/www.scientific.net/amr.800.201.
Peng, Jin, Jigao Liu, Xiaohong Yang, Jianya Ge, Peng Han, Xingxing Wang, Shuai Li, and Zhibin Yang. "Numerical Simulation of Droplet Filling Mode on Molten Pool and Keyhole during Double-Sided Laser Beam Welding of T-Joints." Crystals 12, no. 9 (September 6, 2022): 1268. http://dx.doi.org/10.3390/cryst12091268.
Gao, Xiang Dong, Qian Wen, and Seiji Katayama. "Elucidation of Welding Stability Based on Keyhole Configuration during High-Power Fiber Laser Welding." Advanced Materials Research 314-316 (August 2011): 941–44. http://dx.doi.org/10.4028/www.scientific.net/amr.314-316.941.
Mostafa, Massaud, J. Laifi, M. Ashari, and Z. A. Alrowaili. "MATLAB Image Treatment of Copper-Steel Laser Welding." Advances in Materials Science and Engineering 2020 (April 21, 2020): 1–13. http://dx.doi.org/10.1155/2020/8914841.
Zhou, Jun, Hai-Lung Tsai, and Pei-Chung Wang. "Transport Phenomena and Keyhole Dynamics during Pulsed Laser Welding." Journal of Heat Transfer 128, no. 7 (December 7, 2005): 680–90. http://dx.doi.org/10.1115/1.2194043.
Seidgazov R. D. and Mirzade F. Kh. "Features of the keyhole evolution during deep penetration of metals by laser radiation." Technical Physics Letters 48, no. 14 (2022): 12. http://dx.doi.org/10.21883/tpl.2022.14.52104.18838.
Li, Quanhong, Zhongyan Mu, Manlelan Luo, Anguo Huang, and Shengyong Pang. "Laser Spot Micro-Welding of Ultra-Thin Steel Sheet." Micromachines 12, no. 3 (March 23, 2021): 342. http://dx.doi.org/10.3390/mi12030342.
Bhardwaj, Vijay, B. N. Upadhyaya, and K. S. Bindra. "Mathematical model to study the keyhole formation in pulsed Nd:YAG laser welding of SS 316L material and its experimental verification." Journal of Laser Applications 34, no. 3 (August 2022): 032010. http://dx.doi.org/10.2351/7.0000704.
Gao, Xiang Dong, Ling Mo, and Seiji Katayama. "Seam Tracking Monitoring Based on Keyhole Features during High-Power Fiber Laser Welding." Advanced Materials Research 314-316 (August 2011): 932–36. http://dx.doi.org/10.4028/www.scientific.net/amr.314-316.932.
Liu, Yong Hua, and Xiang Dong Gao. "Extraction of Characteristic Parameters of Keyhole during High Power Fiber Laser Welding." Applied Mechanics and Materials 201-202 (October 2012): 352–55. http://dx.doi.org/10.4028/www.scientific.net/amm.201-202.352.
Xie, Xigui, Wenhao Huang, Jianxi Zhou, and Jiangqi Long. "Study on the molten pool behavior and porosity formation mechanism in dual-beam laser welding of aluminum alloy." Journal of Laser Applications 34, no. 2 (May 2022): 022007. http://dx.doi.org/10.2351/7.0000630.
Fan, Xi’an, Xiangdong Gao, Yuhui Huang, and Yanxi Zhang. "Online Detection of Keyhole Status in a Laser-MIG Hybrid Welding Process." Metals 12, no. 9 (August 30, 2022): 1446. http://dx.doi.org/10.3390/met12091446.
SaediArdahaei, Saeid, and Xuan-Tan Pham. "Comparative Numerical Analysis of Keyhole Shape and Penetration Depth in Laser Spot Welding of Aluminum with Power Wave Modulation." Thermo 4, no. 2 (May 23, 2024): 222–51. http://dx.doi.org/10.3390/thermo4020013.
Chang, Baohua, Zhang Yuan, Hao Cheng, Haigang Li, Dong Du, and Jiguo Shan. "A Study on the Influences of Welding Position on the Keyhole and Molten Pool Behavior in Laser Welding of a Titanium Alloy." Metals 9, no. 10 (October 8, 2019): 1082. http://dx.doi.org/10.3390/met9101082.
Jing, Haohao, Xin Ye, Xiaoqi Hou, Xiaoyan Qian, Peilei Zhang, Zhishui Yu, Di Wu, and Kuijun Fu. "Effect of Weld Pool Flow and Keyhole Formation on Weld Penetration in Laser-MIG Hybrid Welding within a Sensitive Laser Power Range." Applied Sciences 12, no. 9 (April 19, 2022): 4100. http://dx.doi.org/10.3390/app12094100.
Wang, Leilei, Yanqiu Zhao, Yue Li, and Xiaohong Zhan. "Droplet Transfer Induced Keyhole Fluctuation and Its Influence Regulation on Porosity Rate during Hybrid Laser Arc Welding of Aluminum Alloys." Metals 11, no. 10 (September 23, 2021): 1510. http://dx.doi.org/10.3390/met11101510.
Will, Thomas, Tobias Jeron, Claudio Hoelbling, Lars Müller, and Michael Schmidt. "In-Process Analysis of Melt Pool Fluctuations with Scanning Optical Coherence Tomography for Laser Welding of Copper for Quality Monitoring." Micromachines 13, no. 11 (November 9, 2022): 1937. http://dx.doi.org/10.3390/mi13111937.
Yao, Wei, and Shui Li Gong. "Porosity Formation Mechanisms and Controlling Technique for Laser Penetration Welding." Advanced Materials Research 287-290 (July 2011): 2191–94. http://dx.doi.org/10.4028/www.scientific.net/amr.287-290.2191.
Liang, Jian Bin, Xiang Dong Gao, De Yong You, Zhen Shi Li, and Wei Ping Ruan. "Detection of Seam Offset Based on Molten Pool Characteristics during High-Power Fiber Laser Welding." Advanced Materials Research 549 (July 2012): 1064–68. http://dx.doi.org/10.4028/www.scientific.net/amr.549.1064.
Seidgazov R. D. and Mirzade F. Kh. "On the initial stage of the evolution of hydrodynamic parameters during deep penetration of metals by high-power laser radiation." Technical Physics Letters 48, no. 9 (2022): 57. http://dx.doi.org/10.21883/tpl.2022.09.55085.19283.
Duan, Ai Qin, and Shui Li Gong. "Characteristics of the Keyhole and Energy Absorption during YAG Laser Welding of Al-Li Alloy." Advanced Materials Research 287-290 (July 2011): 2401–6. http://dx.doi.org/10.4028/www.scientific.net/amr.287-290.2401.
Diegel, Christian, Thorsten Mattulat, Klaus Schricker, Leander Schmidt, Thomas Seefeld, Jean Pierre Bergmann, and Peer Woizeschke. "Interaction between Local Shielding Gas Supply and Laser Spot Size on Spatter Formation in Laser Beam Welding of AISI 304." Applied Sciences 13, no. 18 (September 20, 2023): 10507. http://dx.doi.org/10.3390/app131810507.
Hollatz, Sören, Marc Hummel, Lea Jaklen, Wiktor Lipnicki, Alexander Olowinsky, and Arnold Gillner. "Processing of Keyhole Depth Measurement Data during Laser Beam Micro Welding." Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications 234, no. 5 (April 7, 2020): 722–31. http://dx.doi.org/10.1177/1464420720916759.
Duan, Ai Qin, and Shui Li Gong. "The Influence of the Type and Pressure of Shielding Gas on the Porosity Formation for CO2 Laser Welding of TA15." Advanced Materials Research 753-755 (August 2013): 372–78. http://dx.doi.org/10.4028/www.scientific.net/amr.753-755.372.
Mohanty, P. S., and J. Mazumder. "Workbench for keyhole laser welding." Science and Technology of Welding and Joining 2, no. 3 (June 1997): 133–38. http://dx.doi.org/10.1179/stw.1997.2.3.133.
Fabbro, R., and K. Chouf. "Keyhole modeling during laser welding." Journal of Applied Physics 87, no. 9 (May 2000): 4075–83. http://dx.doi.org/10.1063/1.373033.
Peng, Jin, Hongqiao Xu, Xiaohong Yang, Xingxing Wang, Shuai Li, Weimin Long, and Jian Zhang. "Numerical Simulation of Molten Pool Dynamics in Laser Deep Penetration Welding of Aluminum Alloys." Crystals 12, no. 6 (June 20, 2022): 873. http://dx.doi.org/10.3390/cryst12060873.
Peng, Jin, Jigao Liu, Xiaohong Yang, Jianya Ge, Peng Han, Xingxing Wang, Shuai Li, and Yongbiao Wang. "Numerical Simulation of Preheating Temperature on Molten Pool Dynamics in Laser Deep-Penetration Welding." Coatings 12, no. 9 (September 1, 2022): 1280. http://dx.doi.org/10.3390/coatings12091280.
Salminen, A., H. Piili, and T. Purtonen. "The characteristics of high power fibre laser welding." Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science 224, no. 5 (March 19, 2010): 1019–29. http://dx.doi.org/10.1243/09544062jmes1762.
Pordzik, Ronald, and Peer Woizeschke. "An Experimental Approach for the Direct Measurement of Temperatures in the Vicinity of the Keyhole Front Wall during Deep-Penetration Laser Welding." Applied Sciences 10, no. 11 (June 6, 2020): 3951. http://dx.doi.org/10.3390/app10113951.
Artinov, Antoni, Xiangmeng Meng, Marcel Bachmann, and Michael Rethmeier. "Numerical Analysis of the Partial Penetration High Power Laser Beam Welding of Thick Sheets at High Process Speeds." Metals 11, no. 8 (August 20, 2021): 1319. http://dx.doi.org/10.3390/met11081319.
JIANG, M., T. DEBROY, M. JIANG, Y. B. CHEN, X. CHEN, and W. TAO. "Enhanced Penetration Depth during Reduced Pressure Keyhole-Mode Laser Welding." Welding Journal 99, no. 4 (April 1, 2020): 110s—123s. http://dx.doi.org/10.29391/2020.99.011.
Zou, Jianglin, Na Ha, Rongshi Xiao, Qiang Wu, and Qunli Zhang. "Interaction between the laser beam and keyhole wall during high power fiber laser keyhole welding." Optics Express 25, no. 15 (July 13, 2017): 17650. http://dx.doi.org/10.1364/oe.25.017650.
Kim, Jong Do, Hyun Joon Park, and Mun Yong Lee. "Observation of Dynamic Behavior in Primer-Coated Steel Welding by CO2 Laser." Solid State Phenomena 124-126 (June 2007): 1425–28. http://dx.doi.org/10.4028/www.scientific.net/ssp.124-126.1425.
Dowden, John. "Interaction of the keyhole and weld pool in laser keyhole welding." Journal of Laser Applications 14, no. 4 (November 2002): 204–9. http://dx.doi.org/10.2351/1.1514219.
Zhou, Jun, and Hai-Lung Tsai. "Porosity Formation and Prevention in Pulsed Laser Welding." Journal of Heat Transfer 129, no. 8 (September 5, 2006): 1014–24. http://dx.doi.org/10.1115/1.2724846.
Yin, Ya Jun, Jian Xin Zhou, and Tao Chen. "Temperature Numerical Simulation of Laser Penetration Welding Based on Calculated Keyhole Profile." Advanced Materials Research 314-316 (August 2011): 1238–41. http://dx.doi.org/10.4028/www.scientific.net/amr.314-316.1238.
Ren, Zhongshu, Lin Gao, Samuel J. Clark, Kamel Fezzaa, Pavel Shevchenko, Ann Choi, Wes Everhart, Anthony D. Rollett, Lianyi Chen, and Tao Sun. "Machine learning–aided real-time detection of keyhole pore generation in laser powder bed fusion." Science 379, no. 6627 (January 6, 2023): 89–94. http://dx.doi.org/10.1126/science.add4667.
Chen, Li, and Shui Li Gong. "The Research on YAG Laser Welding Porosity of Al-Li Alloy." Advanced Materials Research 287-290 (July 2011): 2175–80. http://dx.doi.org/10.4028/www.scientific.net/amr.287-290.2175.
Pang, Xiaobing, Jiahui Dai, Mingjun Zhang, and Yan Zhang. "Suppression of Bottom Porosity in Fiber Laser Butt Welding of Stainless Steel." Photonics 8, no. 9 (August 28, 2021): 359. http://dx.doi.org/10.3390/photonics8090359.